Banking and Tax: Setting Up Finances as a New Zealander in Australia

Financially, New Zealand and Australia are close cousins, not twins. The systems are similar enough to lull Kiwis into assuming everything just carries over, and different enough that a few genuine gaps catch people out.
Setting up an Australian bank account
Several major Australian banks let New Zealanders open a foundation account online before arrival, using your NZ passport, ready to activate once you land and verify identity in person or via app. This is worth doing ahead of time so you're not relying on NZ cards and their conversion fees for your first weeks.
Moving money across the Tasman
Transfers between NZ and Australian accounts are generally straightforward given the close banking relationship, but standard bank transfers can still carry weaker exchange rates and fees than specialist currency transfer services, so it's worth comparing for anything beyond routine transfers, particularly a lump sum like house sale proceeds.
Credit history and KiwiSaver-adjacent confusion
Your NZ credit history doesn't automatically transfer to Australia, even though the financial systems are closely aligned. You're still a new customer from an Australian lender's perspective. Separately, don't confuse KiwiSaver with Australian superannuation when budgeting your retirement savings; they're related concepts but distinct systems, covered in more detail in our KiwiSaver transfer guide.
Australian tax residency basics
The ATO assesses tax residency independently of your SCV status, based on factors like length of stay and the strength of your ties to Australia versus New Zealand. Once you're an Australian tax resident, you're generally taxed on worldwide income. This is worth understanding early if you retain NZ-sourced income like rental property, given Australia and New Zealand's tax treaty provisions for avoiding double taxation.
Key Takeaways
- Several Australian banks let Kiwis open accounts online before arrival.
- Compare specialist currency transfer services against standard bank transfers for large one-off amounts.
- NZ credit history doesn't automatically carry over, so build an Australian credit file from scratch.
- Australian tax residency is assessed independently of your SCV and generally means worldwide income becomes taxable.
Frequently Asked Questions
Do I need to lodge tax returns in both countries?
Possibly, depending on your NZ-sourced income and residency status post-departure. Check current guidance from Inland Revenue NZ and a tax agent familiar with both systems.
Is it worth keeping my NZ bank account open?
Many Kiwis do, particularly if they retain NZ income, property or family ties. Just watch for any inactivity fees on the NZ side.
Making the move across the Tasman?
Our free relocation toolkit covers your visa, banking, Medicare and moving checklist in the order you'll actually need them.
Related Reading
KiwiSaver to Australian Super: How to Transfer and What It Costs
Centrelink and Social Security: What NZ Citizens Can (and Can't) Access
Cost of Living: New Zealand vs Australia - A City-by-City Comparison
NZ to Australia Moving Checklist: 12 Months Out to Moving Day
New Zealand to Australia Visa Guide: The Special Category Visa (Subclass 444) Explained
Shipping Your Household from NZ to Australia: Costs & Timelines